diff --git a/lib/core/compat.py b/lib/core/compat.py
index d841f372f..851e57eb8 100644
--- a/lib/core/compat.py
+++ b/lib/core/compat.py
@@ -9,7 +9,6 @@ from __future__ import division
 
 import binascii
 import functools
-import inspect
 import math
 import os
 import random
@@ -313,22 +312,3 @@ def LooseVersion(version):
         result = float("NaN")
 
     return result
-
-# Reference: https://github.com/bottlepy/bottle/blob/df67999584a0e51ec5b691146c7fa4f3c87f5aac/bottle.py
-if not hasattr(inspect, "getargspec") and hasattr(inspect, "getfullargspec"):
-    from inspect import getfullargspec
-
-    def makelist(data):
-        if isinstance(data, (tuple, list, set, dict)):
-            return list(data)
-        elif data:
-            return [data]
-        else:
-            return []
-
-    def getargspec(func):
-        spec = getfullargspec(func)
-        kwargs = makelist(spec[0]) + makelist(spec.kwonlyargs)
-        return kwargs, spec[1], spec[2], spec[3]
-
-    inspect.getargspec = getargspec
diff --git a/lib/core/patch.py b/lib/core/patch.py
index 186814325..0fe06751b 100644
--- a/lib/core/patch.py
+++ b/lib/core/patch.py
@@ -6,6 +6,7 @@ See the file 'LICENSE' for copying permission
 """
 
 import codecs
+import inspect
 import os
 import random
 import re
@@ -93,6 +94,25 @@ def dirtyPatches():
         else:
             os.urandom = lambda size: "".join(chr(random.randint(0, 255)) for _ in xrange(size))
 
+    # Reference: https://github.com/bottlepy/bottle/blob/df67999584a0e51ec5b691146c7fa4f3c87f5aac/bottle.py
+    if not hasattr(inspect, "getargspec") and hasattr(inspect, "getfullargspec"):
+        from inspect import getfullargspec
+
+        def makelist(data):
+            if isinstance(data, (tuple, list, set, dict)):
+                return list(data)
+            elif data:
+                return [data]
+            else:
+                return []
+
+        def getargspec(func):
+            spec = getfullargspec(func)
+            kwargs = makelist(spec[0]) + makelist(spec.kwonlyargs)
+            return kwargs, spec[1], spec[2], spec[3]
+
+        inspect.getargspec = getargspec
+
 def resolveCrossReferences():
     """
     Place for cross-reference resolution
diff --git a/lib/core/settings.py b/lib/core/settings.py
index caa8b1e41..ff2e6b39d 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -20,7 +20,7 @@ from thirdparty import six
 from thirdparty.six import unichr as _unichr
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.7.4.1"
+VERSION = "1.7.4.2"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)
diff --git a/sqlmap.py b/sqlmap.py
index be312f97f..edad7efa7 100755
--- a/sqlmap.py
+++ b/sqlmap.py
@@ -548,7 +548,7 @@ def main():
     finally:
         kb.threadContinue = False
 
-        if getDaysFromLastUpdate() > LAST_UPDATE_NAGGING_DAYS:
+        if (getDaysFromLastUpdate() or 0) > LAST_UPDATE_NAGGING_DAYS:
             warnMsg = "your sqlmap version is outdated"
             logger.warning(warnMsg)